Select Source Myclo 20EW Fungicide mixing ratio is:
Non-residential turfgrass: 1.0 to 2.4 fl. oz. per 1,000 square feet
Residential turfgrass: 1.2 fl. oz. per 1,000 square feet
Normally 1 gallon mixed solution covers 1000 sq. feet.
Prime Source Myclo 20EW Fungicide is not labeled for any diseases of Eugenia specifically, however there are directions for use on ornamentals of 6-12 oz per 100 gallons of solution for most ornamentals.